6x-3(-7x-4)=-123

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Solution for 6x-3(-7x-4)=-123 equation:


Simplifying
6x + -3(-7x + -4) = -123

Reorder the terms:
6x + -3(-4 + -7x) = -123
6x + (-4 * -3 + -7x * -3) = -123
6x + (12 + 21x) = -123

Reorder the terms:
12 + 6x + 21x = -123

Combine like terms: 6x + 21x = 27x
12 + 27x = -123

Solving
12 + 27x = -123

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-12' to each side of the equation.
12 + -12 + 27x = -123 + -12

Combine like terms: 12 + -12 = 0
0 + 27x = -123 + -12
27x = -123 + -12

Combine like terms: -123 + -12 = -135
27x = -135

Divide each side by '27'.
x = -5

Simplifying
x = -5

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